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use core::libc::{c_int,c_void};
use guard::guard;
/**
* Put the terminal into cooked mode.
*
* This is the normal line-buffered mode.
*/
pub fn cooked () -> int {
unsafe { c::cooked() as int }
}
/**
* Put the terminal into cbreak mode.
*
* This is the normal unbuffered mode.
*/
pub fn cbreak () -> int {
unsafe { c::cbreak() as int }
}
/**
* Put the terminal into raw mode.
*
* This is like cbreak mode, except that control characters (like ^C) are not
* translated into signals.
*/
pub fn raw () -> int {
unsafe { c::raw() as int }
}
/**
* Change the echo mode of the terminal.
*
* `true` turns echo on, and `false` turns echo off.
*/
pub fn echo (enable: bool) -> int {
unsafe { c::echo(enable as c_int) as int }
}
/**
* Run a block of code, restoring the terminal state when the block ends.
*
* This will ensure you don't leave the terminal in a broken state, even if
* the current task fails.
*/
pub fn preserve<T> (body: &fn () -> T) -> T {
let orig = unsafe { c::get() };
do guard(|| { unsafe { c::set(orig) } }) {
body()
}
}
#[link_name = "termios_wrapper"]
extern mod c {
fn cooked () -> c_int;
fn cbreak () -> c_int;
fn raw () -> c_int;
fn echo (enable: c_int) -> c_int;
fn get() -> *c_void;
fn set(t: *c_void);
}
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